JPH064742Y2 - Synthetic resin pull-out container frame reinforced structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to a frame reinforcing structure for preventing deformation of a pull-out container made of synthetic resin.

[Prior Art] Conventionally, as a pull-out type container made of synthetic resin, the actual container is 5
No. 5-23389, Japanese Utility Model Publication 56-21006, Japanese Utility Model Publication 57-29651, Japanese Utility Model Publication 63-41242 and Japanese Utility Model Publication 63-197434 are disclosed. In addition,
In most of the drawer-type containers made of synthetic resin, the box housing the drawer is composed of a box body having a front opening and a frame body into which an opening edge of the box body is fitted.

In addition, in these frame bodies, a groove into which the opening edge of the box body is fitted is provided in the peripheral portion of the frame body, and reinforcing ribs are projectingly provided at appropriate intervals inside the groove. The reinforcing ribs increase the strength of the frame body and improve the strength of the box body against a vertical load when a relatively heavy object is placed on the pull-out container. -ing

[Problems to be Solved by the Invention] However, in such a conventional synthetic resin pull-out container, even if a plurality of reinforcing ribs are projectingly provided inside the groove of the frame body, Since the reinforcing ribs are provided so as to be spaced from each other, the load strength in the vertical direction was weak in the upper portion of the frame body. From this,
Stacking multiple drawers made of synthetic resin,
When a heavy object is placed on top of it, the deformation of the top plate of the box body cannot be guaranteed by the upper part of the frame body fitted in the top plate edge of the box body, and the top plate of the box body And the upper part of the frame had been deformed. For this reason, when a plurality of the pull-out type containers made of synthetic resin are stacked, or when a heavy object is placed on top of the container,
There was a problem that the drawer could not be taken in and out smoothly.

The present invention has been made in view of the above conventional problems, and improves the vertical load strength in the upper portion of the frame body that fits into the opening of the box body, so that the top plate of the box body is improved. Another object of the present invention is to provide a frame reinforcement structure for a synthetic resin drawer-type container that prevents deformation of the upper portion of the frame.

[Means for Solving the Problems] In order to solve the above problems, according to the present invention, a box having an opening on the front side is accommodated with a drawer that can be freely taken in and out in the horizontal direction from the front surface of the box. The box body is composed of a box body having an opening on the front side and a frame body fitted in the opening of the box body, and an opening edge of the box body is provided inside a groove having a substantially U-shaped cross section provided in the frame body. In a synthetic resin drawer-type container having an internally fitted structure, inside the groove, extending in the groove direction at a position where the top plate edge of the box body forming the opening edge of the box body is internally fitted. A frame reinforcing structure of a synthetic resin pull-out type container that accommodates an extending long reinforcing member.

Further, the elongated reinforcing member extending in the direction of the groove is provided inside the groove in which the top plate edge and the side wall edge of the box body forming the opening edge of the box body are fitted. Preferably, the elongated reinforcing member extending in the groove direction is such that the top plate edge and the side wall edge of the box body are fitted inside the groove. Therefore, it is more preferable that the groove is closely fixed inside the groove.

[Operation] In the above configuration, a long reinforcing member extending in the groove direction is provided inside the groove into which the top plate edge of the box body that forms the opening edge of the box body is fitted. It is housed. Therefore, when a plurality of the pull-out type containers made of the synthetic resin are stacked or a heavy one is placed on the top, the frame upper part fitted in the top plate edge of the box body and the long shape are fitted. The rigidity of both the reinforcing member and the reinforcing member ensures the deformation of the top plate of the box body. Therefore, even when a plurality of the pull-out containers made of synthetic resin are stacked on top of the box body or a heavy object is placed, the box body is prevented from being deformed.

Further, a long reinforcing member extending in the groove direction is housed inside the groove into which the top plate edge and the side wall edge of the box body that form the opening edge of the box are fitted. In this case, the deformation of not only the top plate of the box body but also the side wall of the box body is prevented by the rigidity of both the frame side portion and the elongated reinforcing member. Therefore, deformation of the box body is prevented by the vertical load applied to the top plate and the side wall of the box body.

Further, if the elongated reinforcing member is closely fitted in the groove by fitting the top plate edge and the side wall edge of the box body inside the groove. It is not necessary to further fix the elongated reinforcing member inside the groove of the frame body. Therefore, the elongated reinforcing member can be easily fixed in the groove simply by fitting the frame body and the box body.

[Embodiment] An embodiment according to the present invention will be described below with reference to the drawings. That is, as shown in FIG. 1, a drawer type container 1 formed of a synthetic resin includes a box body 2 having an opening on the front surface and a drawer 3 having an opening shape on the top and housed so as to be pulled out from the front surface of the box body 2. The front box 2 has a box body 4 having an open front and a frame body 5 fitted to the opening edge of the box body 4.
It consists of and.

The top plate 6 of the front box body 4 is provided with an annular fitting groove 7 parallel to the outer circumference of the top plate 6, and the bottom surface of the box body 4 is fitted to a position facing the fitting groove 7. A compound convex portion 8 (see FIG. 2) is provided so as to project. That is, in the pull-out type container 1, when a plurality of products similar to the pull-out type container 1 are stacked and used, the fitting groove 7 and the fitting convex portion 8 are fitted to each other.

On the other hand, as shown in FIG. 2, the end portion 10 of the top plate 6 forming the opening edge of the box body 4 is formed into a hook shape in cross section, and an engaging projection is provided in the vicinity of the fitting groove 7. A protrusion 11 is provided. Further, the end 12 of the bottom plate 9 of the box body 4 forming the opening edge of the box body 4 is formed in a hook shape in cross section, and an engaging protrusion 13 is provided on the engaging convex portion 8 side. There is.

Further, as shown in FIGS. 2 and 3, the frame body 5 fitted to the opening edge of the box body 4 is composed of a frame body 14 and a reinforcing pipe 15. The frame main body 14 forms a hollow portion 16 having a rectangular shape, and a groove 17 having a U-shaped cross-section that opens in the same direction as the entire peripheral hollow portion 16 in the peripheral portion of the frame main body 14. Ribs 18 are formed in the inner portion of the groove 17 at appropriate intervals in the extending direction of the groove 17.
Is projected. Further, the reinforcing pipe 15 is housed inside the groove 17 located on the upper portion and both side portions of the frame body 14. The reinforcing pipe 15 is a long reinforcing member, and is formed by bending a long metal pipe into a U-shape.

Further, the outer peripheral wall 19 of the frame main body 14 protrudes from the inner peripheral wall 20 that forms the groove 17 together with the outer peripheral wall 19, and the engaging recesses 21, 2 are formed at the inner end portions of the outer peripheral wall 19.
1 is provided. Then, an opening edge (not shown) of the frame body 14 is fitted in the groove 17 of the frame body 14, and the top plate 6 end portion 10 that forms the opening edge.
And the engaging projection piece 13 provided on the end 12 of the bottom plate 9 are engaged with the engaging recesses 21 and 21, respectively. Further, the reinforcing pipe 15 is in close contact with the rib 18 by the edge 22 of the top plate 6 formed in a hook shape in cross section and the edge of both side walls (not shown) of the box body 4, and the inside of the groove 17 It is fixed to.

In the above configuration, when a plurality of the pull-out type containers 1 are stacked or a heavy object is placed on the upper part of the pull-out type container 1, the top plate 6 of the box body 4 has a vertical direction (see FIG. 1). A load in the F direction (arrow direction) is applied. At this time, the deformation of the top plate of the box body 4 caused by the load is caused by the frame body 5 and the reinforcing member at the upper portion of the frame body 5 fitted with the edge 10 of the top plate 6 of the box body 4. It is blocked by the rigidity of both the pipe 15. Therefore, the top plate 6 of the box body 4
Is not deformed by the vertical load mentioned above,
It is possible to keep the drawer 3 in and out smoothly.

In addition, when a relatively large object is placed on the upper part of the pull-out container 1, a considerable load is applied to the side wall of the box body 4 as well as the top plate 6 of the box body 4. However, since the reinforcing pipes 15 are also fixed to the side portions of the frame body 5 that are fitted to the side wall end portions of the box body 4, the rigidity of both the frame body 5 and the reinforcing pipes 15 is also here. Therefore, the side wall of the box body 4 is not deformed. Therefore, even when a relatively large object is placed, the box main body 4 is not deformed, and the drawer 3 is smoothly kept in and out.

Further, the reinforcing pipe 15 is closely fixed to the inside of the groove 17 by the edge 22 of the top plate 6 formed in a hook shape in cross section and both side wall edges (not shown) of the box body 4. Therefore, it is not necessary to further fix the reinforcing pipe 15 inside the groove 17. Therefore, when the pull-out container is manufactured, the reinforcing pipe 15 can be easily fixed in the groove 17 simply by fitting the frame body 5 and the box body 4 together. Therefore, the reinforcing pipe 15
It is possible to minimize the reduction in the manufacturing work efficiency of the pull-out type container due to the provision of the.

[Effects of the Invention] As described above, according to the present invention, the front opening box that constitutes the synthetic resin drawer type container is fitted to the front opening box main body and its opening edge. A frame structure of a synthetic resin drawer-type container in which a long reinforcing member is housed inside a groove of the frame body into which a top plate edge of the box body is fitted. .

Therefore, even when a plurality of the pull-out type containers are stacked or a heavy one is placed on the top of the pull-out type container, the deformation of the top plate of the box main body is caused by the top plate end of the box main body. It is avoided by the rigidity of both the frame and the elongated reinforcing member in the upper part of the frame to be fitted. Therefore, the top plate of the box body is not deformed by the load in the vertical direction on the upper part thereof, and the drawer can be maintained smoothly.

Further, if the elongated reinforcing member is also accommodated in the groove into which the side wall edge of the box body is fitted, when a relatively large member is placed on the upper portion of the pullout container, In the side part of the frame body in which the side wall of the box body as well as the top plate of the box body fits with the side wall end of the box body,
The side wall of the box body is not deformed by the rigidity of both the frame and the elongated reinforcing member. Therefore, even when a relatively large object is placed, the box body is not deformed, and the drawer can be kept in and out smoothly.

Further, when the elongated reinforcing member is closely fixed inside the groove by the top plate edge and the side wall edge of the box body, the elongated reinforcing member is particularly fixed inside the groove. It is not necessary, and the frame body and the box body can be simply fixed to the inside of the groove by fitting them. Therefore,
Even when the elongated reinforcing member is provided, it is possible to minimize the decrease in work efficiency that occurs during the manufacturing work of the pull-out container.

[Brief description of drawings]

FIG. 1 is a perspective view of a drawer type container using the frame of the present invention, FIG. 2 is a sectional view taken along the line II-II of FIG. 1, and FIG. It is an exploded perspective view. 1 ... pull-out container, 2 ... box, 3 ... drawer,
4 ... Box main body, 5 ... Frame body, 6 ... Top plate, 15 ... Reinforcing pipe (long reinforcing member), 16 ... Opening part, 17
...... Groove, 22 ... edge.

Claims (3)

[Scope of utility model registration request] 1. A front opening-shaped box body accommodates a drawer that can be freely taken in and out in the horizontal direction from the front surface of the box body, and the box body is fitted in the front-opening box body and the opening of the box body. In a synthetic resin pull-out container having a structure in which an opening edge of the box body is fitted inside a groove having a substantially U-shaped cross section provided in the frame, In the above, a long reinforcing member extending in the groove direction is housed at a position where the top plate edge of the box body forming the opening edge of the box body is fitted. Synthetic resin pull-out container frame reinforced structure. 2. The elongated reinforcing member extending in the groove direction has the groove into which a top plate edge and a side wall edge of the box body forming an opening edge of the box body are fitted. The frame-reinforced structure of the synthetic resin drawer-type container according to claim 1, wherein the frame-reinforced structure is housed inside. 3. The elongated reinforcing member extending in the groove direction is configured such that the top plate edge and the side wall edge of the box body are fitted inside the groove to form the groove. The frame reinforcement structure of the synthetic resin pull-out container according to claim 2, wherein the frame reinforcement structure is closely fixed to the inside.